Question

Frequency of Palindrome words in a given sentence.

				
					ENTER THE SENTENCE
mom and dad are not at home
FREQUENCY OF PALINDROME WORDS IN GIVEN SENTENCE:2

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Code

Java

Python

Java

				
					import java.util.Scanner;
public class palindromeWordsInSentence
{
    public static void main(String[] args)
    {
        String sen="",wd="",wd1="";
        char ch=' ';
        int i=0,len=0,count=0;
        Scanner sc = new Scanner(System.in);
        System.out.println("Enter a sentence:");
        sen = sc.nextLine();
        sen=sen+" ";
        len=sen.length();
        for(i=0;i< len;i++)
        {
            ch=sen.charAt(i);
            if(ch==' ')
            {

                if(wd.equalsIgnoreCase(wd1)==true)
                {
                    count=count+1;
                }
                wd1="";
                wd="";

            }
            else
            {
                wd=wd+ch;
                wd1=ch+wd1;
            }
        }
        System.out.println("Frequency of Palindrome words in given sentence:"+count);

    }
}

Python

				
					sentence=input("Enter a sentence:")
#making all the characters in the given sentence to upper case
#using upper()
sentence=sentence.upper()
#split(' ') will split the sentence whenever a space is found
#and creates a list
words=sentence.split(' ')

numberOfPalindromeWords=0
for word in words:
    reverseOfWord=""
    for i in range(0,len(word)):
        reverseOfWord=word[i]+reverseOfWord
    if(word==reverseOfWord):
        numberOfPalindromeWords=numberOfPalindromeWords+1
print("There are",numberOfPalindromeWords,"Palindrome word(s) in given sentence")